Home / 14,172,156-21,261,605.76-4,587,536.16

Finding the Fourth Proportional to 14,172,156, 21,261,605.76 and 4,587,536.16

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Solution

The fourth proportional to 14,172,156, 21,261,605.76 and 4,587,536.16 is: 6,882,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172,156 : 21,261,605.76 = 4,587,536.16 : x
  2. Step 2: Convert to fraction form
    14,172,156/21,261,605.76 = 4,587,536.16/x
  3. Step 3: Cross multiply
    14,172,156x = 21,261,605.76 × 4,587,536.16
  4. Step 4: Simplify right side
    14,172,156x = 97,538,385,243,664.30
  5. Step 5: Solve for x
    x = 97,538,385,243,664.30/14,172,156
  6. Step 6: Final answer
    x = 6,882,395.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.